Choose a brown crew-neck t-shirt and a blue suit and you'll don a neat and classy look. If you wish to immediately up the style ante of your ensemble with one single piece, complete this outfit with a pair of black leather loafers. All in all, a good demonstration of smart casual style for 40-year-old guys.
You'll be surprised at how easy it is for any man to put together this casually sleek look. Just a brown crew-neck t-shirt combined with a brown suit. Make your ensemble slightly smarter by finishing off with a pair of black leather loafers. This pairing illustrates how to stay fashionable as you pass the big 4-0.